18045427968
18,045,427,968 is an even composite number composed of five prime numbers multiplied together.
18045427968 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 18045427968:
28 × 33 × 61 × 127 × 337
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 61 × 127 × 337)See below for interesting mathematical facts about the number 18045427968 from the Numbermatics database.
Names of 18045427968
- Cardinal: 18045427968 can be written as Eighteen billion, forty-five million, four hundred twenty-seven thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 1.8045427968 × 1010
Factors of 18045427968
Divisors of 18045427968
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 61 64 72 96 108 122 127 128 144 183 192 216 244 254 256 288 337 366 381 384 432 488 508 549 576 674 732 762 768 864 976 1011 1016 1098 1143 1152 1348 1464 1524 1647 1728 1952 2022 2032 2196 2286 2304 2696 2928 3033 3048 3294 3429 3456 3904 4044 4064 4392 4572 5392 5856 6066 6096 6588 6858 6912 7747 7808 8088 8128 8784 9099 9144 10784 11712 12132 12192 13176 13716 15494 15616 16176 16256 17568 18198 18288 20557 21568 23241 23424 24264 24384 26352 27432 30988 32352 32512 35136 36396 36576 41114 42799 43136 46482 46848 48528 48768 52704 54864 61671 61976 64704 69723 70272 72792 73152 82228 85598 86272 92964 97056 97536 105408 109728 123342 123952 128397 129408 139446 140544 145584 146304 164456 171196 185013 185928 194112 209169 210816 219456 246684 247904 256794 258816 278892 291168 292608 328912 342392 370026 371856 385191 388224 418338 421632 438912 493368 495808 513588 555039 557784 582336 657824 684784 740052 743712 770382 776448 836676 877824 986736 991616 1027176 1110078 1115568 1155573 1164672 1315648 1369568 1480104 1487424 1540764 1673352 1973472 1983232 2054352 2220156 2231136 2311146 2329344 2610739 2631296 2739136 2960208 2974848 3081528 3346704 3946944 4108704 4440312 4462272 4622292 5221478 5262592 5478272 5920416 5949696 6163056 6693408 7832217 7893888 8217408 8880624 8924544 9244584 10442956 10956544 11840832 12326112 13386816 15664434 15787776 16434816 17761248 17849088 18489168 20885912 23496651 23681664 24652224 26773632 31328868 32869632 35522496 36978336 41771824 46993302 47363328 49304448 53547264 62657736 70489953 71044992 73956672 83543648 93986604 98608896 125315472 140979906 142089984 147913344 167087296 187973208 250630944 281959812 295826688 334174592 375946416 501261888 563919624 668349184 751892832 1002523776 1127839248 1503785664 2005047552 2255678496 3007571328 4511356992 6015142656 9022713984 18045427968
- Sum of all divisors σ(n): 54827601920
- Sum of proper divisors (its aliquot sum) s(n): 36782173952
- 18045427968 is an abundant number, because the sum of its proper divisors (36782173952) is greater than itself. Its abundance is 18736745984
Bases of 18045427968
- Binary: 100001100111001011101100001000000002
- Hexadecimal: 0x433976100
- Base-36: 8AFS5C0
Squares and roots of 18045427968
- 18045427968 squared (180454279682) is 325637470548276609024
- 18045427968 cubed (180454279683) is 5876267518460647014681890783232
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The
square root of 18045427968 is 134333.2720066031 -
The
cube root of 18045427968 is 2622.9442634749
Scales and comparisons
How big is 18045427968?- 18,045,427,968 seconds is equal to 573 years, 41 weeks, 2 hours, 52 minutes, 48 seconds.
-
To count from 1 to 18,045,427,968 would take you about one thousand, one hundred forty-seven years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 18045427968 cubic inches would be around 218.6 feet tall.
Recreational maths with 18045427968
- 18045427968 backwards is 86972454081
- 18045427968 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18045427968's digits is 54
- More coming soon!
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